OIIO Test

Posted 2020-11-24 gearslogy

Read OIIO->Qt QImage

 

import sys,os
import OpenImageIO as oiio
from PySide2 import QtWidgets,QtCore,QtGui
import numpy as np



if __name__ == "__main__":
    img_input = oiio.ImageInput.open(‘timg.jpg‘)
    img_spec = img_input.spec()
    nchans = img_spec.nchannels # JPG is 3 / PNG is 4
    width = img_spec.width
    height = img_spec.height
    print("img width:%s,height:%s"%(width,height))
    #pixels = []
    pixels = img_input.read_image(oiio.UINT8)
    pixels = pixels.flatten()
    print(len(pixels) ) 
    print(width*height*nchans)


    app = QtWidgets.QApplication(sys.argv)
    qtimg = QtGui.QImage(pixels,width,height,QtGui.QImage.Format_RGB888)  # CREATGE QT IMAGE
    #qtimg.save(‘test.jpg‘)



    print(‘Create Pixmap‘)
    qtimg = QtGui.QPixmap.fromImage(qtimg)
    label = QtWidgets.QLabel()
    label.resize(500,500)
    label.setPixmap(qtimg)
    label.show()

    app.exec_()

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